August 25, 1916. THE COLLIERY GUARDIAN 377 Wrought SPECIAL JOINT. These Tubes are specially suitable for mines, being both light and strong. The Joint, as illustrated, can be easily connected, and a tube can be removed without disturbing the run Fittings of all kinds supplied. Improved Albion Loose Flange Joint, STEWARTS and LLOYDS LTD., Iron and Steel Tubes. PIT PROPS. We manufacture Tubular Steel Pit Props, which are exceptionally strong and durable. They can be used repeatedly and have a high factor of safety. Lists sent on application. GLASGOW-41, Oswald Street. BimvmNTGmi.IVI—Broad Street Chambers. LONDON-Winchester House, Old Broad Street. 'good &ni)edtment' PROVENDER Prepared in Half Time with Half Labour. BECAUSE IT'S THE “BETALL” RENEWABLE I PITWOOD, COGWOOD, SLEEPERS, • Round English Timber, or cut to any size, all kinds. Also Pitch Pine , and Oregon Logs, and Half Logs, second-hand (nearly as good as new), 4 ft. to 30 ft. long. Short from 3s. per cube, long from 3s. 6d. per cube. Also other new and second-hand Timber, Boards, &c., at Bristol, Swansea, Porthcawl, Hull, and Leicester. Prices, carriage paid, on application for any kind timber or manufactured woodwork. JENJMINGS & CO. Timber Merchants, General Woodworkers, 825, Pennywell-rd., Bristol, & other branches U.K. DRAWINGS, SPECIFICATIONS, for Complete Plants from 5 cwt. to 5 tons per hour. Telephone—3241 (2 1 nes). PATENT DUST EXTRACTORS. PATENT MIXERS. CRUSHERS and SIFTING MACHINERY. Telegrams—* - Elevator, Leeds.” GEORGE PORTEUS, Engineer, LEEDS. It’s made in the Steam Users’ Interest for High Pressures and Superheated Steam. SEND FOR CATALOGUES FREE. Est, 1877. Over 2,000 British Steam Users are now using the ** BETALL” Valves, JAMES BALDWIN & CO., KEIGHLEY. Engineers and Founders. PRATCHITT BROTHERS, Denton Ironworks, CARLISLE. PUMPING, WINDING and HAULING ENGINES Purchasers’ Guide to Advertisers’ Specialities—(continued). Gas-Testing Lamps—Lampes grisoumttriques Ackroyd and Best Ld., Morley, Leeds Davis, John, and Son (Derby) Ld., Derby Protector Lamp and Lighting Co, Ld., Eccles Teale, W. E., and Co. Ld., Swinton, Lancs. Gas Tubes and Fittings—Tuyaux et accessoires a gaz Lewis, Edwin, and Sons, Wolverhampton Scottish Tube Co. Ld., 34, Robertson-st., Glasgow Stewarts and Lloyds Ld., Birmingham & Glasgow Gas Valves—Soupapes d gaz Haslam and Stretton Ld., Cardiff Gauge Glasses—Tubes de niveau d’eau Davis, John, and Son (Derby) Ld., Derby Guilbert-Martin, 9, Edmund-pl., Aldersgate, E.C. Hopkinson, J., and Co. Ld., Huddersfield Boyles Ld., Irlam, Manchester Teale, W. E., and Co. Ld., Swinton, Lancs. Theedam, E. C„ Ld., Dudley Treasure, J. B., A Co., 8 & 12, Vauxhall-rd., L’pool. Gauge Glass Protectors—Bmeioppes proteo- trices pour les ind/icaieurs de niveau Baldwin, James, and Co., Keighley, Yorks Hopkinson, J., and Co. Ld., Huddersfield Boyles Ld., Irlam, Manchester Teale, W. E., and Co. Ld., Swinton, Lancs. Theedam, E. C., Ld., Dudley Woodite Company, Mitcham Common GAUGES—Indicateurs de niveau Baldwin, James, and Co., Keighley, Yorks Hopkinson, J., and Co. Ld., Huddersfield Gearing—Engrenages British Insulated and Helsby Cables Ld., Prescot Bumsted and Chandler Ld., Hednesfora, Staffs Daglish, Bobert. and Co. Ld., St. Helens, Lancs. Goodall, Clayton and Co. Ld., Hunslet, Leeds Lancaster and Tonge Ld., Pendleton, Manchester Lewellin’s Machine Co., 15, King square, Bristol Power Plant Co. Ld., West Drayton, Middlesex Wild, M. B., and Co. Ld., Nechells, Birmingham Wood, John, and SonsLd., Brook Foundry, Wigan Worsley Mesnes Ironworks Ld., Wigan Girders (Iron and Steel)—Poutreiies en fer et en acier Bayliss, Jones & Bayliss Ld., Wolverhampton Daglish. Bobt.. and Co. Ld., St. Helens, Lancs. Henderson and Glass, Liverpool Isea Foundry Co. Ld., Newport, Mon. Benton, B. M., and Co., Midland Works, Sheffield Scott, Walter, Ld., Leeds Steel Works, Leeds Shelton Iron, Steel & Coal Co. Ld., Stoke-on-Trent Ward, Thos. W., Ld., Albion Works, Sheffield Class Manufacturers (Tube Rods Enamels) Fabricants de verre (tubes, bagues, emails) Guilbert-Martin, 9, Edmund-pl., Aldersgate, E.C. Governors (Engine)—R^guiatowrs Evans, Joseph, & Sons (Wol.) Ld., Wolverhampton Mather and Platt Ld., Manchester Daglish, Bobt., and Co. Ld., St. Helens, Lancs. Tangyes Ld., Cornwall Works, Birmingham Granary Equipment—igwipages des grmiers Porteus, George, Leeds Bridge, Leeds Crease—Schmiere—Graisses Chorley Bail way Wagon Co. Ld., Ghorley, Lancs. Trier Bros. Ltd., Caxton House, Westminster Theedam, E. 0., Ld., Dudley Greasers ( Automatic)—Graisseurs automatiques Ackroyd & Best Ld., Morley. Yorks. Evans and Dodd, Cannock, Staffs Grinding Machinery—Broyeurs Bradley Pulverizer Co., 37, Walbrook, E.C. Hardy Patent Pick Co. Ld., Sheffield “ Jeffrey’’—Hugh Wood* Co. Ld., N’castle-on-T. Johnson, W., A Sons (Leeds) Ld., Armley, Leeds GUNPOWDER—Schiesspulver—Poudre d canon British Explosives Syndicate Ld., 124, St. Vin- cent-street, Glasgow Cotton Powder Co. Ld., 24, Walbrook,London,E.C. Curtis’s and Harvey Ld.,110, Cannon-street, E.C. Boburite and Ammonal Ld., 103, Cannon-st., E.C. HAULING Drums—Tambours d traction Be ver, Dorling and Co. Ld., Bradford Bumsted and Chandler Ld., Hednesford, Staffs Daglish, Bobert, and Co. Ld., St. Helens, Lancs. Goodall, Clayton and Co. Ld., Hunslet, Leeds Lowmoor Co. Ld., Lowmoor Ironworks, Bradford Phillips, C. D., Newport, Mon. Spencer and Co. Ld., Melksham, Wilts Sutcliffe, Bichard, Horbury, near Wakefield Walker Bros. (Wigan), Ld., Wigan Wild, M. B., and Co. Ld., Nechells, Birmingham Wood, John, A Sons Ld., Brook Foundry, Wigan Wootton Bros. Ld., Coalville, Leicester Worsley Mesnes Ironworks Ld., Wigan Wright’s Forge and Engineering Co. Ld., Tipton Youngs, Byland-street Works, Birmingham HEADGEARS—Chassis d molettes Daglish, Bobert, and Co. Ld., St. Helens, Lancs. Head, Wrightson and Co. Ld., Stockton-on-Tees Goodall, Clayton and Co. Ld., Hunslet, Leeds Spencer and Co. Ld., Melksham, Wilts Wright’s Forge and Engineering Co. Ld., Tipton Heading Machines—Haveuses Davis, John, and Son (Derby) Ld., Derby Hardy Patent Pick Co. Ld., Sheffield “ Jeffrey”—Hugh Wood A Co. Ld., N’castle-on-T. Sullivan Machinery Co., Salisbury House, E.C. HEAP8TEA 08—Installation de sitges Coulson, M., and Co., Spemtymoor, Co. Durham Goodall, Clayton and Co. Ld., Hunslet, Leeds Hardy Patent Pick Co. Ld., Sheffield Head, Wrightson and Co. Ld., Stockton-on-Tees Plowright Bros. Ld., Chesterfield Spencer and Co. Ld., Melksham, Wilts Walker Bros. (Wigan) Ld., Wigan Wood, John, and Sons Ld., Brook Foundry, Wigan Wright’s Forge and Engineering Co. Ld., Tipton H 01ST8—Monte-charges Daglish, Bobert, and Co. Ld., St. Helens, Lancs. Goodall, Clayton and Co. Ld., Hunslet, Leeds Hardy Patent Pick Co. Ld., Sheffield Bea veil and Co. Ld., Ipswich Spencer and Co. Ld., Melksham, Wilts Wild, M. B., and Co. Ld., Nechells, Birmingham Wood, John, A Sons Ld., Brook Foundry, Wigan Wright’s Forge and Engineering Co. Ld., Tipton Youngs, Byland-street Works, Birmingham Hooks or Links (Safety)—Crochets de sdrett Humble, Stephen, 9, Victoria-street, S.W. Lowmoor Co. Ld., Lowmoor Ironworks, Bradford Wood, John, A Sons Ld., Brook Foundry, Wigan Wright’s Forge and Engineering Co. Ld., Tipton Hoppers—Trtmies Baker, John, and Son, Bilston, Staffs Coulson, M., and Co. Ld., Spennymoor Goodall, Clayton and Co. Ld., Hunslet, Leeds Harvey, G. A., A Co. (Ldn.)Ld., Woolwich-rd.,S.E. Hardy Patent Pick Co. La., Sheffield Simon-Carves Ld., 20, Mount-street, Manchester Spencer and Co. Ld., Melksham, Wilts Theedam, E. C., Ld., Dudley Wright’s Forge and Engineering Co. Ld., Tipton HOSE—Tuyaux flexibles Electric Hose and Bubber Co. Ld., 55, Caxton House, Westminster Hardy Patent Pick Co. Ld., Sheffield Mining Engineering Co. Ld., Sheffield Beddaway, F., A Co. Ld., Pendleton, Manchester Willcox, W. H.,ACo. Ld., 32-38, South wark-st., S.E. Hydraulic Machinery—Machines hydrauiiques Daglish, Bobert, and Co. Ld., St. Helens, Lancs. Goodall, Clayton and Co. Ld., Hunslet, Leeds Hathorn, Davey and Co. Ld., Leeds Hadfields Ld., Hecla Works, Sheffield Middleton, Bobert, A Co., Sheepscar F’ndry, Leeds Pearn, Frank, A Co. Ld., West Gorton, Manchester Pulsometer Engineering Co. Ld., Beading Sullivan Machinery Co., Salisbury House, E.C. Tangyes Ld., Cornwall Works, Birmingham Wood, John, A Sons Ld., Brook Foundry, Wigan Youngs, Byland-street Works, Birmingham Hygrometers—Hyrometres Davis, John, and Son (Derby) Ld., Derby Nalder Bros, and Thompson Ld., 97a, Dalston- lane, N.E. INCLINE Rollers—Rouleaux pour plans inclints Goodall, Clayton and Co. Ld., Hunslet, Leeds Lowmoor Co. Ld., Lowmoor Ironworks, Bradford INDIARUBBER GOODS—Articles en caoutchouc Electric Hose and Rubber Co. Ld., 55, Caxton House, Westminster, S.W. Beddaway, F., A Co. Ld., Pendleton, Manchester INDICATORS (STEAM Engine)—Indicateurs a essais Davis, John, and Son (Derby) Ld., Derby Nalder Bros, and Thompson Ld., 97a, Dalston- lane, N.E. Induced Draught FANS-Tirageinduit Bumsted and Chandler Ld., Hednesford, Staffs Davidson and Co. Ld., Belfast Keith, James, and Blackman Co. Ld., 27, Farring- don-avenue, London. E.C. Matthews & Yates Ld., Swinton, nr. Manchester Turbon Patent Fan Co. Ld., Llanelly Injectors and Ejectors—injecteurs etaspirateurs Hopkinson, J., and Co. Ld., Huddersfield Pulsometer Engineering Co. Ld., Beading Willcox, W. H., A Co. Ld.,32-38,Southwark-st.,S.E. INSTRUCTION (Postal)— Enseignement par corre* spondance Southern, T. A., Universal Mining School, Cardiff Thomas, Wm., Cambrian Mining School, Porth Iron and Brass Founders—Fonderies de eret de laiton Chorley Bail way Wagon Co. Ld., Chorley, Lancs- Daglish, Bobert, and Co. Ld., St. Helens, Lancs. Gosforth Foundry Co. Ld., Dronfield,nr. Sheffield Lowmoor Co. Ld., Lowmoor Ironworks, Bradford Protector Lamp and Lighting Co. Ld., Eccles Boyles Ld., Irlam, Manchester Spencer and Co. Ld., Melksham, Wilts Wood, John, and Sons Ld., Wigan IRON and Steel—Pers et acrers Chorley Bail way Wagon Co. Ld., Chorley, Lancs. Hardy Patent Pick Co. Ld., Sheffield Lowmoor Co. Ld., Bradford, Yorks Scott, Walter, Ld., Leeds Steel Works, Leeds Shelton Iron, Steel A Coal Co. Ld., Stoke-on-Trent Thompson and Co., Wigan Ward, Thos. W., Ld., Albion Works, Sheffield Jacks (Hydraulic)— Cries hydrauiiques Hardy Patent Pick Co. Ld., Sheffield Tangyes Ld., Cornwall Works, Birmingham Youngs, Byland-street Works, Birmingham JlM Crows—Presses d cintrer les rails Hardy Patent Pick Co. Ld., Sheffield Tangyes Ld., Cornwall Works, Birmingham Theedam, E. C., Ld., Dudley Youngs, Byland-street Works, Birmingham Jointing Cement—ament a jointures Hudson, John, A Co.’s Successors, Mansell-st., E. Taylor, 8. T., and Sons, Scotswood-on-Tyne JOISTS (Rolled Steel—(Powtrelles en acier lamint Scott, Walter, Ld., Leeds Steel Works, Leeds Keps (for Winding Cages)—Toquets Wood, John, and Sons Ld., Wigan Lamp Cleaning Machines—Machines d nettoyer des lampes Ackroyd and Best Ld., Morley, near Leeds Davis, John, and Son (Derby) Ld., Derby Protector Lamp and Lighting Co. Ld., Eccles Thomas, E., and Williams Ld., Aberdare Lamp Gauze Brushes — Brosses d nettoyer la toile metallique des lampes Ackroyd and Best Ld., Morley, near Leeds Davis, John, and Son (Derby) Ld., Derby Protector Lamp and Lighting Co. Ld., Eccles Theedam, E. C., Ld., Dudley Thomas, E., and Williams Ld., Aberdare LAMP Glasses—Chemintes pour lampes Ackroyd and Best Ld., Morley, near Leeds Protector Lamp and Lighting Co. Ld., Eccles Teale, W. E., and Co. Ld., Swinton, Lancs. Theedam, E. C., Ld., Dudley Thomas, E.. and Williams Ld., Aberdare Lamp Oil Filling Machines—Machine d rmpiir les lampes Ackrovd «rd Pest T d_. Mnripv. Tx'pda Protector Lamp and Lighting Co. Ld., Eccles Teale, W. E., and Co. Ld., Swinton, Lancs. Theedam, E. C., Ld., Dudley Thomas, E., and Williams Ld., Aberdare Lamp Re-lichtinc Apparatus (Underground) Rallwmeurs pour lampes de mine Ackroyd and Best Ld., Morley, near Leeds Protector Lamp and Lighting Co. Ld., Eccle* Teale, W. E., and Co. Ld., Swinton, Lancs. Thomas, E., and Williams Ld., Aberdare Lamps (Arc)— Lampes d arc Haslam and Stretton Ld., Cardiff Theedam, E. C., Ld., Dudley Lamps (Electric)—Lampes tlectriques Ackroyd and Best Ld., Morley, near Leeds *’ Ceag ” Miners’ Supply Co. Ld., 9, Harp lai e, London Davis, John, and Son (Derby) Ld., Derby Haslam and Stretton Ld., Cardiff Mining Engineering Co. Ld., Sheffield Thomas, E., and Williams Ld., Aberdare Lamps (Electric Safety)—Lampes de siirett tiec triques British Insulated and Helsby Cables Ld., Prescot “Ceag” Miners’ Supply Co. Ld., 9, Harp-lane, London Davis, John, and Son (Derby) Ld., Derby Mining Engineering Co. Ld., Sheffield Pearson’s Electric Miners’ Lamp Co. Ld., Marsh- gate-lane, Stratford, London, E. Lamps (Miners* Safety)—Pampas de sfarett Ackroyd and Best Ld., Morley, near Leeds " Ceag ” Miners’ Supply Co. Ld., 9, Harp-l*ne, London Davis, John, and Son (Derby) Ld. Derby Naylor, John, Central Brass Works, Wigan Pearson’s Electric Miners’ Lamp Co. Ld., Marsh- gate-lane, Stratford, London, E. Protector Lamp and Lighting Co. Ld., Eccles Teale, W. E., and Co. Ld., Swinton, Lancs Theedam, E. C., Ld., Dudley Thomas, E., and Williams Ld., Aberdare